Home / 10,174.24-15,256.48-4,327.68

Finding the Fourth Proportional to 10,174.24, 15,256.48 and 4,327.68

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Solution

The fourth proportional to 10,174.24, 15,256.48 and 4,327.68 is: 6,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.24 : 15,256.48 = 4,327.68 : x
  2. Step 2: Convert to fraction form
    10,174.24/15,256.48 = 4,327.68/x
  3. Step 3: Cross multiply
    10,174.24x = 15,256.48 × 4,327.68
  4. Step 4: Simplify right side
    10,174.24x = 66,025,163.37
  5. Step 5: Solve for x
    x = 66,025,163.37/10,174.24
  6. Step 6: Final answer
    x = 6,489.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.